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Finding the Fourth Proportional to 651,649.16, 899,301.30 and 365,171.72

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Solution

The fourth proportional to 651,649.16, 899,301.30 and 365,171.72 is: 503,951.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,649.16 : 899,301.30 = 365,171.72 : x
  2. Step 2: Convert to fraction form
    651,649.16/899,301.30 = 365,171.72/x
  3. Step 3: Cross multiply
    651,649.16x = 899,301.30 × 365,171.72
  4. Step 4: Simplify right side
    651,649.16x = 328,399,402,519.24
  5. Step 5: Solve for x
    x = 328,399,402,519.24/651,649.16
  6. Step 6: Final answer
    x = 503,951.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.